iMac Intel 21.5" EMC 2428 PRAM Battery Replacement
Introduction
Go to step 1Use this guide to replace your logic board's BR 2032 PRAM battery.
What you need
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Tool used on this step:Heavy-Duty Suction Cups (Pair)$14.95
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Stick a suction cup near each of the two top corners of the glass panel.
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If your suction cups refuse to stick, try cleaning both the glass panel and the suction cup with a mild solvent.
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Use the tip of a spudger to pry the PRAM battery out of its socket on the logic board.
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To reassemble your device, follow these instructions in reverse order.
To reassemble your device, follow these instructions in reverse order.
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3 Comments
Is this the same battery and procedure for the mid 2011 27”?
Yes, the two iMacs have very similar layouts, so the PRAM battery layout wouldn't be any different
is this the solution of fixing the black screen after press the power bottom behind when starting or restart?